user_eta_3pi_decay_histo.C File Reference

Go to the source code of this file.

Functions
decay	Add ("eta, parent")
decay	Add ("pi0, daughter, primary")
decay	Add ("pi+, daughter, s1")
decay	Add ("pi-, daughter, s2")
decay	SetMax (hf1old->GetMaximum())
decay	AddHistogram (hf1old, "_x = (_s2 + _primary)->M2(); _y = (_s1 + _primary)->M2(); _f = Eval();")
	makeDistributionManager () -> Add(decay)
my_reaction	Do (hf1new, "_x = ([pi-] + [pi0])->M2() ; _y = ([pi+] + [pi0])->M2()")
my_reaction	Print ()
my_reaction	Loop (100000)
hf1new	Draw ("box")

Variables
PDalitzDistribution *	decay
TFile *	f = new TFile("histo.root")
TH2F *	hf1old = new TH2F(*hf1)
TH2F *	hf1new = new TH2F("hf1new", "", 100, 0.06, .2, 100, 0.06, .2)
PReaction	my_reaction ("2.2", "p", "p", "p p eta [pi+ pi- pi0]", NULL, 1, 0, 0, 0)

Function Documentation

Add() [1/4]

decay Add	(	"	eta,
		parent"	)

Add() [2/4]

decay Add	(	"pi+	,
		daughter	,
		s1"	)

Add() [3/4]

decay Add	(	"pi-	,
		daughter	,
		s2"	)

Add() [4/4]

decay Add	(	"	pi0,
		daughter	,
		primary"	)

AddHistogram()

decay AddHistogram

(

hf1old

)

Do()

my_reaction Do

(

hf1new

)

Draw()

hf1new Draw

(

"box"

)

Loop()

my_reaction Loop

(

100000

)

makeDistributionManager()

makeDistributionManager

(

)

-> Add(decay)

Print()

my_reaction Print

(

)

SetMax()

decay SetMax

(

hf1old->

GetMaximum()

)

Variable Documentation

decay

PDalitzDistribution* decay

Initial value:

= 
    new PDalitzDistribution("my_hadronic_decay",
                "Eta matrix element for decay into charged pions")

Definition at line 7 of file user_eta_3pi_decay_histo.C.

f

TFile* f = new TFile("histo.root")

Definition at line 19 of file user_eta_3pi_decay_histo.C.

hf1new

TH2F* hf1new = new TH2F("hf1new", "", 100, 0.06, .2, 100, 0.06, .2)

Definition at line 26 of file user_eta_3pi_decay_histo.C.

hf1old

TH2F* hf1old = new TH2F(*hf1)

Definition at line 20 of file user_eta_3pi_decay_histo.C.

my_reaction

PReaction my_reaction("2.2", "p", "p", "p p eta [pi+ pi- pi0]", NULL, 1, 0, 0, 0)	(	"2.2"	,
		"p"	,
		"p"	,
		"p p eta "	[pi+pi- pi0],
		NULL	,
		1	,
		0	,
		0	,
		0	)